Why do you burn incense on the fifteenth day of the first lunar month?

Incense, that is, incense offering, can be used at any time. However, people often burn incense on the first and fifteenth days for the following reasons:

1, the first and fifteenth days are two days of lent. The Tibetan Scripture says, "It is popular again and again. If future beings. 1 month 1 day, 8th,14th,15th,18th, 23rd, 24th, 28th, 29th or even 30th. It is the gathering of various crimes, such as these days, that determines their severity. So if you do good or evil in these ten days, you will get twice as much reward as usual.

2. According to the Ten Kings Sutra of the Origin of the Bodhisattva Dizang, in the tenth Ramadan, the Tathagata Dingguang (one day), the Tathagata Pharmacist (eight days), the Tathagata Amitabha (fourteen days), the Tathagata Dizang (eighteen days), the Great Trend Bodhisattva (twenty-three days) and the Guanyin Bodhisattva (twenty-four days) were provided in turn.

The common people attach great importance to the first day and the fifteenth day, and the time is easy to remember. ?